Linux Journal

Entity Beans

Last month, we began to look at Enterprise JavaBeans (EJB), the centerpiece of Sun's J2EE (Java 2 Enterprise Edition) standard for server-side web applications. While neither the Java language nor the ...
InfoWorld

Book excerpt: Migrate to the Java Persistence API

Like session beans, entity beans are true EJB components, with separate classes for the bean implementation, home interface, and business interfaces. Entity beans also require a verbose XML deployment ...
TheServerSide

Using a BLOB data type in a CMP Enity Bean

I got an email from a customer who wanted to use BLOB data type in their CMP entity bean. They store images in BLOB data types in Oracle database and want to map their CMP entity bean field to a BLOB ...
InfoWorld

Migrating EJB 2.x applications to EJB 3.0

Enterprise JavaBeans 3.0 simplifies the enterprise bean architecture and provides enhanced and more powerful features. The new specification leverages the annotations metadata facility introduced in ...